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Contract OI history

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Jan 15, 2027 EXPIRATION

CYTK $65.00 Put

CYTK270115P00065000

Latest saved OI502Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYTK $65.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5022510 2026-10-09: 475 OI2026-10-13: 475 OI2026-10-14: 496 OI2026-10-15: 502 OI2026-10-16: 502 OI2026-10-21: 502 OI2026-10-23: 502 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CYTK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5020
Oct 21, 20265020
Oct 16, 20265020
Oct 15, 2026502+6
Oct 14, 2026496+21
Oct 13, 20264750
Oct 09, 2026475No prior observation